This is the Permanent solution for iPhone 7 / 7 Plus Audio IC problem. We need to bridge between a pin of the Audio IC U3101 and the resistor R1103.
We have used Mechanic Special Solder Paste Formula (XGS40) to reball the Audio IC.
Stuff We Have Used
1). Mechanic Special Solder Paste Formula (XGS40)
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2). MIJING A10 3D Direct Heat BGA Stencil for Apple iPhone 7 & 7 Plus
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